Home / 247,845,793.60-371,768,690.40-223,186,931.20

Finding the Fourth Proportional to 247,845,793.60, 371,768,690.40 and 223,186,931.20

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Solution

The fourth proportional to 247,845,793.60, 371,768,690.40 and 223,186,931.20 is: 334,780,396.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,845,793.60 : 371,768,690.40 = 223,186,931.20 : x
  2. Step 2: Convert to fraction form
    247,845,793.60/371,768,690.40 = 223,186,931.20/x
  3. Step 3: Cross multiply
    247,845,793.60x = 371,768,690.40 × 223,186,931.20
  4. Step 4: Simplify right side
    247,845,793.60x = 82,973,913,126,618,896
  5. Step 5: Solve for x
    x = 82,973,913,126,618,896/247,845,793.60
  6. Step 6: Final answer
    x = 334,780,396.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.